<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="按钮标签" prop="label">
        <el-input
          v-model="queryParams.label"
          placeholder="请输入按钮标签"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="状态" prop="status">
        <el-select v-model="queryParams.status" placeholder="请选择状态" clearable>
          <el-option
            v-for="dict in dict.type.common_status"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['system:button:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['system:button:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['system:button:remove']"
        >删除</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="buttonList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="主键" align="center" prop="id" />
      <el-table-column label="按钮标签" align="center" prop="label" />
      <el-table-column label="按钮标识" align="center" prop="code" />
      <el-table-column label="图标" align="center" prop="icon" >
        <template slot-scope="scope">
          <i :class="scope.row.icon"></i>
        </template>
      </el-table-column>
      <el-table-column label="按钮类型" align="center" prop="type" />
      <el-table-column label="按钮尺寸" align="center" prop="size" />
      <el-table-column label="按钮事件" align="center" prop="click" width="150" />
      <el-table-column label="状态" align="center" prop="status">
        <template slot-scope="scope">
          <dict-tag :options="dict.type.common_status" :value="scope.row.status"/>
        </template>
      </el-table-column>
      <el-table-column label="备注" align="center" prop="remark" :show-overflow-tooltip="true" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['system:button:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['system:button:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改流程按钮对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="按钮标签" prop="label">
          <el-input v-model="form.label" placeholder="请输入按钮标签" />
        </el-form-item>
        <el-form-item label="按钮标识" prop="code">
          <el-input v-model="form.code" placeholder="请输入按钮标识" />
        </el-form-item>
        <el-form-item label="按钮图标" prop="icon">
          <el-select filterable placeholder="请选择图标" v-model="form.icon">
              <el-option
                v-for="item in iconList"
                :key="item.value"
                :label="item.label"
                :value="item.value"
              >
                <span style="float: left">
                  <i :class="item.label"></i>
                </span>
                <span style="float: right; color: #8492a6; font-size: 13px">{{ item.label }}</span>
              </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="按钮类型" prop="type">
          <el-select v-model="form.type" placeholder="请选择按钮类型">
            <el-option
              v-for="(item , index) in buttonTypeOptions"
              :key="index"
              :label="item"
              :value="item"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="按钮尺寸" prop="size">
          <el-select v-model="form.size" placeholder="请选择按钮尺寸">
            <el-option
              v-for="(item , index) in buttonSizeOptions"
              :key="index"
              :label="item"
              :value="item"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="按钮事件" prop="click">
          <el-input v-model="form.click" placeholder="请输入按钮事件" />
        </el-form-item>
        <el-form-item label="状态" prop="status">
          <el-radio-group v-model="form.status">
            <el-radio
              v-for="dict in dict.type.common_status"
              :key="dict.value"
              :label="parseInt(dict.value)"
            >{{dict.label}}</el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="备注" prop="remark">
          <el-input type="textarea" :rows="4" v-model="form.remark" placeholder="请输入备注" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listButton, getButton, delButton, addButton, updateButton } from "@/api/flowable/button";
import { iconList } from "@/components/ElementIcon";

export default {
  name: "Button",
  dicts: ['common_status'],
  data() {
    return {
      iconList,
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 流程按钮表格数据
      buttonList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        label: null,
        status: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        label: [
          { required: true, message: "按钮标签不能为空", trigger: "blur" }
        ],
        code: [
          { required: true, message: "按钮标识不能为空", trigger: "blur" }
        ],
        icon: [
          { required: true, message: "按钮图标不能为空", trigger: "blur" }
        ],
        type: [
          { required: true, message: "按钮类型不能为空", trigger: "change" }
        ],
        size: [
          { required: true, message: "按钮尺寸不能为空", trigger: "blur" }
        ],
        click: [
          { required: true, message: "按钮事件不能为空", trigger: "blur" }
        ],
        status: [
          { required: true, message: "状态不能为空", trigger: "change" }
        ],
      },
      buttonSizeOptions: ['large','default','small'],
      buttonTypeOptions: ['primary','default','success','info','warning','danger'],
    };
  },
  created() {
    this.getList();
  },
  methods: {
    // 选择图标
    selected(name) {
      this.form.icon = name;
    },
    /** 查询流程按钮列表 */
    getList() {
      this.loading = true;
      listButton(this.queryParams).then(response => {
        this.buttonList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        label: null,
        code: null,
        icon: null,
        type: 'primary',
        size: 'small',
        click: null,
        status: 0,
        createTime: null,
        updateTime: null,
        createBy: null,
        updateBy: null,
        remark: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加流程按钮";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getButton(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改流程按钮";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateButton(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addButton(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除流程按钮编号为"' + ids + '"的数据项？').then(function() {
        return delButton(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('system/button/export', {
        ...this.queryParams
      }, `button_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
